Home / 5,137,859.94-7,707,872.07-1,942,915.38

Finding the Fourth Proportional to 5,137,859.94, 7,707,872.07 and 1,942,915.38

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Solution

The fourth proportional to 5,137,859.94, 7,707,872.07 and 1,942,915.38 is: 2,914,782.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,137,859.94 : 7,707,872.07 = 1,942,915.38 : x
  2. Step 2: Convert to fraction form
    5,137,859.94/7,707,872.07 = 1,942,915.38/x
  3. Step 3: Cross multiply
    5,137,859.94x = 7,707,872.07 × 1,942,915.38
  4. Step 4: Simplify right side
    5,137,859.94x = 14,975,743,191,875.44
  5. Step 5: Solve for x
    x = 14,975,743,191,875.44/5,137,859.94
  6. Step 6: Final answer
    x = 2,914,782.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.